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1038748068 = 223228854113
BaseRepresentation
bin111101111010100…
…000100110100100
32200101120212110200
4331322200212210
54111404414233
6251023550500
734512133011
oct7572404644
92611525420
101038748068
11493389886
1224ba5b430
13137285c37
149bd56708
15612d7313
hex3dea09a4

1038748068 has 18 divisors (see below), whose sum is σ = 2625724374. Its totient is φ = 346249344.

The previous prime is 1038748003. The next prime is 1038748097. The reversal of 1038748068 is 8608478301.

1038748068 is a `hidden beast` number, since 103 + 8 + 7 + 480 + 68 = 666.

1038748068 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1029639744 + 9108324 = 32088^2 + 3018^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14427021 + ... + 14427092.

Almost surely, 21038748068 is an apocalyptic number.

1038748068 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1038748068 is an abundant number, since it is smaller than the sum of its proper divisors (1586976306).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1038748068 is a wasteful number, since it uses less digits than its factorization.

1038748068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28854123 (or 28854118 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 45.

The square root of 1038748068 is about 32229.6147665466. The cubic root of 1038748068 is about 1012.7526999802.

The spelling of 1038748068 in words is "one billion, thirty-eight million, seven hundred forty-eight thousand, sixty-eight".

Divisors: 1 2 3 4 6 9 12 18 36 28854113 57708226 86562339 115416452 173124678 259687017 346249356 519374034 1038748068